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Gaya APA

Ariawan, I, P, W. (2014). Geometri Bidang . Yogyakarta: Yogyakarta: Graha Ilmu.

Gaya MLA

Ariawan, I, Putu, Wisna. "Geometri Bidang". Yogyakarta: Yogyakarta: Graha Ilmu, 2014. Text.